﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp1
{
    class Computer
    {
        enum box
        { 剪刀 = 1, 石头, 布 }
        public int sj() 
        {
        Random ra = new Random();
        int a = ra.Next(1,4);
            return a;
        }     
    }
}

       

      

